Chemical Properties of 1-Propene, 2-methyl- (CAS 115-11-7)

1-Propene, 2-methyl-

InChI
InChI=1S/C4H8/c1-4(2)3/h1H2,2-3H3
InChI Key
VQTUBCCKSQIDNK-UHFFFAOYSA-N
Formula
C4H8
SMILES
C=C(C)C
Molecular Weight1
56.11
CAS
115-11-7
Other Names
  • 1,1-Dimethylethene
  • 1,1-Dimethylethylene
  • 2-Methylpropylene
  • 2-methyl-1-propene
  • 2-methylprop-1-ene
  • 2-methylpropene
  • Isopropylidenemethylene
  • Methylpropene
  • UN 1055
  • iso-C4H8
  • isobutene
  • isobutylene
  • propene, 2-methyl-
  • «gamma»-Butylene
Cheméo is a service of Céondo GmbH, since 2007, we provide simulation, modelling and software development services for the industry. Do not hesitate to contact us for your projects.

Physical Properties

Property Value Unit Source
ω 0.1884 Relay (1.0) Calculated Property
PAff [802.10; 805.00] kJ/mol Show Hide
PAff 802.10 kJ/mol NIST
PAff 802.30 ± 4.80 kJ/mol NIST
PAff 802.30 ± 4.80 kJ/mol NIST
PAff 805.00 ± 6.70 kJ/mol NIST
BasG [775.60; 776.30] kJ/mol Show Hide
BasG 775.60 kJ/mol NIST
BasG 776.30 ± 2.70 kJ/mol NIST
BasG 776.30 ± 2.70 kJ/mol NIST
Δcgas [-2722.00; -2699.50] kJ/mol Show Hide
Δcgas -2699.50 ± 1.00 kJ/mol NIST
Δcgas -2722.00 kJ/mol NIST
Δf 62.09 kJ/mol Joback Calculated Property
Δfgas -17.90 ± 1.10 kJ/mol NIST
Δfus 3.53 kJ/mol Joback Calculated Property
Δvap 20.60 kJ/mol NIST
IE [9.17; 9.45] eV Show Hide
IE 9.22 ± 0.02 eV NIST
IE 9.19 eV NIST
IE 9.24 ± 0.05 eV NIST
IE 9.24 ± 0.02 eV NIST
IE 9.24 ± 0.00 eV NIST
IE 9.19 eV NIST
IE 9.21 eV NIST
IE 9.17 eV NIST
IE 9.23 ± 0.02 eV NIST
IE 9.23 eV NIST
IE 9.41 eV NIST
IE 9.39 eV NIST
IE Outlier 9.45 eV NIST
log10WS [-2.33; -2.33]   Show Hide
log10WS -2.33 Aq. Solubility Prediction
log10WS -2.33 Estimated Solubility
logPoct/wat 1.582 Crippen Calculated Property
McVol 62.920 ml/mol McGowan Calculated Property
Pc [4000.00; 4009.80] kPa Show Hide
Pc 4009.80 kPa Thermodynamic properties of the butenes Part I. Experimental densities, vapor pressures, and critical points
Pc 4000.00 ± 10.00 kPa NIST
Pc 4000.31 ± 10.13 kPa NIST
ρc [233.96; 235.09] kg/m3 Show Hide
ρc 235.09 ± 0.56 kg/m3 NIST
ρc 233.96 ± 2.81 kg/m3 NIST
Inp [370.00; 400.00]   Show Hide
Inp 394.00 NIST
Inp 391.00 NIST
Inp 389.00 NIST
Inp 390.00 NIST
Inp 390.00 NIST
Inp 390.00 NIST
Inp 380.00 NIST
Inp 383.00 NIST
Inp 383.00 NIST
Inp 383.00 NIST
Inp 384.00 NIST
Inp 390.00 NIST
Inp 382.00 NIST
Inp 392.00 NIST
Inp 391.00 NIST
Inp 384.00 NIST
Inp 383.00 NIST
Inp Outlier 400.00 NIST
Inp 385.00 NIST
Inp Outlier 370.00 NIST
Inp 388.00 NIST
Inp 386.00 NIST
Inp 384.00 NIST
Inp 390.00 NIST
Inp 383.00 NIST
Inp 387.00 NIST
Inp 388.00 NIST
Inp 390.00 NIST
Inp 390.00 NIST
Inp 383.00 NIST
I [427.00; 438.00]   Show Hide
I 438.00 NIST
I 427.00 NIST
gas 293.59 J/mol×K NIST
liquid 194.00 J/mol×K NIST
Tboil [266.20; 269.15] K Show Hide
Tboil 266.26 K NIST
Tboil 266.30 K NIST
Tboil 268.15 ± 1.50 K NIST
Tboil 267.15 ± 1.50 K NIST
Tboil Outlier 268.65 ± 1.50 K NIST
Tboil 266.40 ± 0.50 K NIST
Tboil 267.15 ± 1.00 K NIST
Tboil 267.15 ± 1.00 K NIST
Tboil 266.55 ± 0.70 K NIST
Tboil 266.35 ± 0.50 K NIST
Tboil 266.65 ± 2.00 K NIST
Tboil 266.26 ± 0.55 K NIST
Tboil 266.55 ± 0.30 K NIST
Tboil 266.22 ± 0.20 K NIST
Tboil 267.15 ± 2.00 K NIST
Tboil 267.15 ± 2.00 K NIST
Tboil 266.55 ± 1.00 K NIST
Tboil 266.45 ± 0.50 K NIST
Tboil 267.15 ± 2.00 K NIST
Tboil 266.85 ± 1.00 K NIST
Tboil 266.20 ± 0.50 K NIST
Tboil 267.15 ± 1.50 K NIST
Tboil 266.35 ± 0.20 K NIST
Tboil 266.55 ± 0.50 K NIST
Tboil 266.55 ± 2.00 K NIST
Tboil 267.15 ± 2.00 K NIST
Tboil Outlier 269.15 ± 2.00 K NIST
Tboil 267.15 ± 2.00 K NIST
Tc [417.88; 420.15] K Show Hide
Tc 417.90 ± 0.10 K NIST
Tc 417.88 ± 0.10 K NIST
Tc 420.15 ± 2.00 K NIST
Tfus [125.40; 132.95] K Show Hide
Tfus 132.95 K Aq. Solubility Prediction
Tfus 132.38 K NIST
Tfus 132.45 ± 0.30 K NIST
Tfus 125.40 ± 0.50 K NIST
Ttriple [132.40; 132.40] K Show Hide
Ttriple 132.40 ± 0.20 K NIST
Ttriple 132.40 ± 0.20 K NIST
Vc 0.239 m3/kmol NIST

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [75.86; 100.25] J/mol×K [239.15; 353.15] Show Hide
Cp,gas 75.86 ± 0.38 J/mol×K 239.15 NIST
Cp,gas 82.89 ± 0.41 J/mol×K 272.15 NIST
Cp,gas 91.67 ± 0.46 J/mol×K 312.15 NIST
Cp,gas 100.25 ± 0.50 J/mol×K 353.15 NIST
Cp,liquid [106.80; 121.42] J/mol×K [140.00; 266.26] Show Hide
Cp,liquid 106.80 J/mol×K 140.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 107.30 J/mol×K 150.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 108.00 J/mol×K 160.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 108.90 J/mol×K 170.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 109.90 J/mol×K 180.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 111.10 J/mol×K 190.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 112.40 J/mol×K 200.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 113.90 J/mol×K 210.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 115.50 J/mol×K 220.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 117.20 J/mol×K 230.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 118.90 J/mol×K 240.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 120.80 J/mol×K 250.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 121.42 J/mol×K 253.10 NIST
Cp,liquid 121.30 J/mol×K 266.26 NIST
ΔfusH [5.92; 5.92] kJ/mol [132.40; 132.40] Show Hide
ΔfusH 5.92 kJ/mol 132.40 NIST
ΔfusH 5.92 kJ/mol 132.40 NIST
ΔfusH 5.92 kJ/mol 132.40 NIST
ΔfusH 5.92 kJ/mol 132.40 NIST
ΔvapH [22.20; 23.10] kJ/mol [244.50; 394.50] Show Hide
ΔvapH 22.80 kJ/mol 244.50 NIST
ΔvapH 23.10 kJ/mol 245.50 NIST
ΔvapH 22.70 kJ/mol 289.50 NIST
ΔvapH 22.20 kJ/mol 343.00 NIST
ΔvapH 22.20 kJ/mol 350.50 NIST
ΔvapH 22.30 kJ/mol 394.50 NIST
Pvap [133.00; 1546.60] kPa [273.15; 364.52] Show Hide
Pvap 133.00 kPa 273.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 133.00 kPa 273.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 224.00 kPa 288.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 223.00 kPa 288.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 224.00 kPa 288.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 352.00 kPa 303.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 353.00 kPa 303.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 353.00 kPa 303.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 413.70 kPa 308.13 Vapor-Liquid Equilibrium for Thiophene + Butane, + trans-But-2-ene, + 2-Methylpropane, and + 2-Methylpropene
Pvap 467.10 kPa 312.59 Phase equilibrium measurements for systems containing propanenitrile with tert-butyl ethyl ether and C4-hydrocarbons
Pvap 466.10 kPa 312.59 Vapour liquid equilibrium for the systems diethyl sulphide + 1-butene, +cis-2-butene, +2-methylpropane, +2-methylpropene, +n-butane, +trans-2-butene
Pvap 465.30 kPa 312.60 Isothermal binary vapour liquid equilibrium for butanes and butenes with dimethylsulphide
Pvap 538.00 kPa 318.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 536.00 kPa 318.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 538.00 kPa 318.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 542.10 kPa 318.35 Vapor-Liquid Equilibrium for Tetrahydrothiophene + n-Butane, + trans-2-Butene, + 2-Methylpropane, and + 2-Methylpropene
Pvap 538.15 kPa 318.40 Vapour liquid equilibrium for the ethyl ethanoate + 1-butene, +cis-2-butene, +trans-2-butene, +2-methylpropene, +n-butane and +2-methylpropane
Pvap 605.14 kPa 322.79 Isothermal Vapor Liquid Equilibrium for Binary 2-Methylpropene - C1-C4 Alcohol-Systems
Pvap 607.94 kPa 323.07 Vapor-Liquid Equilibrium for 1-Propanol + 1-Butene, + cis-2-Butene, + 2-Methyl-propene, + trans-2-Butene, + n-Butane, and + 2-Methyl-propane
Pvap 608.94 kPa 323.11 Isothermal Vapor Liquid Equilibrium for Binary 2-Methylpropene - C1-C4 Alcohol-Systems
Pvap 609.14 kPa 323.14 Isothermal Vapor Liquid Equilibrium for Binary 2-Methylpropene - C1-C4 Alcohol-Systems
Pvap 608.84 kPa 323.14 Isothermal Vapor Liquid Equilibrium for Binary 2-Methylpropene - C1-C4 Alcohol-Systems
Pvap 611.04 kPa 323.15 Isothermal Vapor Liquid Equilibrium for Binary 2-Methylpropene - C1-C4 Alcohol-Systems
Pvap 787.00 kPa 333.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 785.00 kPa 333.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 787.00 kPa 333.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 855.50 kPa 336.84 Vapor-Liquid Equilibrium for Thiophene + Butane, + trans-But-2-ene, + 2-Methylpropane, and + 2-Methylpropene
Pvap 1054.90 kPa 346.14 Vapor-Liquid Equilibrium for Tetrahydrothiophene + n-Butane, + trans-2-Butene, + 2-Methylpropane, and + 2-Methylpropene
Pvap 1110.00 kPa 348.15 (Vapour + liquid) equilibria of the {1,1,1-trifluoroethane (HFC-143a) + isobutene} system
Pvap 1107.00 kPa 348.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 1110.00 kPa 348.15 Vapor liquid equilibria of the 1,1-difluoroethane (HFC-152a) + isobutene system
Pvap 1154.30 kPa 350.43 Vapor-Liquid Equilibrium for Dimethyl Disulfide + Butane, + trans-But-2-ene, + 2-Methylpropane, + 2-Methylpropene, + Ethanol, and 2-Ethoxy-2-methylpropane
Pvap 1515.00 kPa 363.15 Vapor-Liquid Equilibria of the 1,1,1,2,3,3,3-Heptafluoropropane + Isobutene System
Pvap 1546.00 kPa 364.49 Isothermal Vapor Liquid Equilibrium for 2-Methylpropene + Methanol, + 1-Propanol, + 2-Propanol, + 2-Butanol, and + 2-Methyl-2-propanol Binary Systems at 364.5 K
Pvap 1546.50 kPa 364.51 Isothermal Vapor Liquid Equilibrium for 2-Methylpropene + Methanol, + 1-Propanol, + 2-Propanol, + 2-Butanol, and + 2-Methyl-2-propanol Binary Systems at 364.5 K
Pvap 1546.60 kPa 364.51 Isothermal Vapor Liquid Equilibrium for 2-Methylpropene + Methanol, + 1-Propanol, + 2-Propanol, + 2-Butanol, and + 2-Methyl-2-propanol Binary Systems at 364.5 K
Pvap 1546.20 kPa 364.51 Vapor Liquid Equilibrium for Six Binary Systems of C4-Hydrocarbons + 2-Propanone
Pvap 1546.30 kPa 364.52 Isothermal Vapor Liquid Equilibrium for 2-Methylpropene + Methanol, + 1-Propanol, + 2-Propanol, + 2-Butanol, and + 2-Methyl-2-propanol Binary Systems at 364.5 K
ΔfusS [44.71; 44.71] J/mol×K [132.40; 132.40] Show Hide
ΔfusS 44.71 J/mol×K 132.40 NIST
ΔfusS 44.71 J/mol×K 132.40 NIST

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.66] kPa [191.15; 285.02] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.40957e+01
Coefficient B-2.26626e+03
Coefficient C-2.70260e+01
Temperature range, min.191.15
Temperature range, max.285.02
Pvap 1.33 kPa 191.15 Calculated Property
Pvap 3.04 kPa 201.58 Calculated Property
Pvap 6.33 kPa 212.01 Calculated Property
Pvap 12.16 kPa 222.44 Calculated Property
Pvap 21.89 kPa 232.87 Calculated Property
Pvap 37.23 kPa 243.30 Calculated Property
Pvap 60.29 kPa 253.73 Calculated Property
Pvap 93.58 kPa 264.16 Calculated Property
Pvap 139.97 kPa 274.59 Calculated Property
Pvap 202.66 kPa 285.02 Calculated Property
Pvap [6.66e-04; 4013.56] kPa [132.81; 417.90] KDB Vapor Pressure Data Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A6.75294e+01
Coefficient B-4.53316e+03
Coefficient C-8.37142e+00
Coefficient D1.22482e-05
Temperature range, min.132.81
Temperature range, max.417.90
Pvap 6.66e-04 kPa 132.81 Calculated Property
Pvap 0.09 kPa 164.49 Calculated Property
Pvap 2.01 kPa 196.16 Calculated Property
Pvap 16.84 kPa 227.84 Calculated Property
Pvap 77.59 kPa 259.52 Calculated Property
Pvap 244.97 kPa 291.19 Calculated Property
Pvap 603.20 kPa 322.87 Calculated Property
Pvap 1256.40 kPa 354.55 Calculated Property
Pvap 2334.76 kPa 386.22 Calculated Property
Pvap 4013.56 kPa 417.90 Calculated Property

Similar Compounds

2-Methylallyl radical. 1-Bromo-2-methylpropene. 1-Propene, 1-chloro-2-methyl-. Methylacrylonitrile. Methacrolein. 1-Propene, 3-chloro-2-methyl-. 1-Propen-1-one, 2-methyl-. Senecionitrile. 2-Butene, 2-methyl-. 1-Buten-3-yne, 2-methyl-. 1-Propene, 1,1-dichloro-2-methyl-. 1,2-Butadiene, 3-methyl-. Isoprene. 2-Butene, 2,3-dimethyl-. 1,2-Butadienone, 3-methyl-.

Find more compounds similar to 1-Propene, 2-methyl-.

Mixtures

Find more mixtures with 1-Propene, 2-methyl-.

Sources

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.
These property values are available through the Cheméo API. A free account gives you an access key.